From: Fabian Ebner <f.ebner@proxmox.com>
To: pve-devel@lists.proxmox.com
Subject: [pve-devel] [PATCH storage 2/2] postinst: remove old file if new one is identical
Date: Thu, 17 Jun 2021 10:58:26 +0200 [thread overview]
Message-ID: <20210617085826.136788-2-f.ebner@proxmox.com> (raw)
In-Reply-To: <20210617085826.136788-1-f.ebner@proxmox.com>
Suggested-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
Signed-off-by: Fabian Ebner <f.ebner@proxmox.com>
---
debian/postinst | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/debian/postinst b/debian/postinst
index 963ad06..9dbb3b9 100644
--- a/debian/postinst
+++ b/debian/postinst
@@ -18,7 +18,12 @@ case "$1" in
base=$(basename --suffix=".cred" "$file")
target="/etc/pve/priv/storage/$base.pw"
if [ -f "$target" ]; then
- echo "Warning: not renaming $file, because $target already exists!" >&2
+ if diff "$file" "$target" >&2 > /dev/null; then
+ echo "Info: removing $file, because it is identical to $target" >&2
+ rm "$file" || { echo "$warning" && continue; }
+ else
+ echo "Warning: not renaming $file, because $target already exists and differs!" >&2
+ fi
else
echo "Info: renaming $file to $target" >&2
mv "$file" "$target" || { echo "$warning" && continue; }
--
2.30.2
next prev parent reply other threads:[~2021-06-17 8:59 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-17 8:58 [pve-devel] [PATCH storage 1/2] postinst: avoid spawning subshell Fabian Ebner
2021-06-17 8:58 ` Fabian Ebner [this message]
2021-06-17 9:14 ` [pve-devel] applied: [PATCH storage 2/2] postinst: remove old file if new one is identical Fabian Grünbichler
2021-06-17 9:13 ` [pve-devel] applied: [PATCH storage 1/2] postinst: avoid spawning subshell Fabian Grünbichler
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